Beefy Boxes and Bandwidth Generously Provided by pair Networks
laziness, impatience, and hubris
 
PerlMonks  

Re^2: biased random number picking

by salva (Abbot)
on Jul 12, 2012 at 05:32 UTC ( #981301=note: print w/replies, xml ) Need Help??


in reply to Re: biased random number picking
in thread biased random number picking

the slice is expensive and not really required:
my $choice = int(rand($#options + 1)); say 'Choice #', $_, ' is ', $options[$choice]; $options[$choice] = $options[-1]; pop @options;

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://981301]
help
Chatterbox?
and all is quiet...

How do I use this? | Other CB clients
Other Users?
Others chanting in the Monastery: (8)
As of 2016-12-05 13:14 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?
    On a regular basis, I'm most likely to spy upon:













    Results (82 votes). Check out past polls.